Home / 7,487.24-10,332.20-4,130

Finding the Fourth Proportional to 7,487.24, 10,332.20 and 4,130

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Solution

The fourth proportional to 7,487.24, 10,332.20 and 4,130 is: 5,699.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.24 : 10,332.20 = 4,130 : x
  2. Step 2: Convert to fraction form
    7,487.24/10,332.20 = 4,130/x
  3. Step 3: Cross multiply
    7,487.24x = 10,332.20 × 4,130
  4. Step 4: Simplify right side
    7,487.24x = 42,671,986
  5. Step 5: Solve for x
    x = 42,671,986/7,487.24
  6. Step 6: Final answer
    x = 5,699.29

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.